🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.48 AU - 0.72 AU

Year: 305 Days

Day: 18.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.5

Radius: 9.9

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.14 AU - 1.34 AU

Year: 906 Days

Day: 7.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,633,930 km

• M1: 123,418 km (0.058 R)
• M2: 467,194 km (0.115 R)
• M3: 877,242 km (0.083 R)
• M4: 1,196,035 km (0.093 R)
• M5: 1,577,061 km (0.076 R)
• M6: 2,059,364 km (0.106 R)
• M7: 2,518,779 km (0.067 R)
• M8: 3,167,885 km (0.095 R)
• M9: 3,629,693 km (0.089 R)
• M10: 4,021,340 km (0.097 R)
• M11: 4,475,819 km (0.113 R)
• M12: 4,871,355 km (0.107 R)
• M13: 5,388,515 km (0.115 R)
• M14: 5,857,654 km (0.105 R)
• M15: 6,971,859 km (0.082 R)
• M16: 7,307,856 km (0.056 R)
• M17: 7,679,906 km (0.082 R)
• M18: 8,090,552 km (0.057 R)
• M19: 9,762,907 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.1

Radius: 12.3

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.5 AU - 3.98 AU

Year: 3826 Days

Day: 12.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,633,930 km

• M1: 156,629 km (0.088 R)
• M2: 712,834 km (0.099 R)
• M3: 1,147,266 km (0.073 R)
• M4: 3,186,734 km (0.1 R)
• M5: 5,175,638 km (0.069 R)
• M6: 5,611,416 km (0.085 R)
• M7: 8,107,307 km (0.034 R)
• M8: 10,639,849 km (0.063 R)
• M9: 14,782,364 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.9

Radius: 8

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.62 AU - 7.1 AU

Year: 9306 Days

Day: 7.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,633,930 km

• M1: 99,483 km (0.106 R)
• M2: 513,270 km (0.069 R)
• M3: 822,788 km (0.06 R)
• M4: 1,279,810 km (0.049 R)
• M5: 2,020,618 km (0.105 R)
• M6: 2,369,630 km (0.116 R)
• M7: 2,758,585 km (0.072 R)
• M8: 3,125,249 km (0.078 R)
• M9: 3,432,822 km (0.09 R)
• M10: 3,833,296 km (0.085 R)
• M11: 5,595,858 km (0.103 R)
• M12: 5,885,629 km (0.098 R)
• M13: 6,601,006 km (0.053 R)
• M14: 7,297,085 km (0.085 R)
• M15: 8,244,937 km (0.082 R)
• M16: 9,008,185 km (0.104 R)
• M17: 12,105,460 km (0.092 R)
• M18: 13,775,870 km (0.072 R)
• M19: 15,156,658 km (0.034 R)
• M20: 15,721,240 km (0.096 R)
• M21: 19,043,959 km (0.108 R)
• M22: 19,334,328 km (0.097 R)
• M23: 19,849,543 km (0.092 R)
• M24: 22,807,392 km (0.1 R)
• M25: 23,299,868 km (0.071 R)
• M26: 24,051,747 km (0.032 R)
• M27: 24,992,718 km (0.042 R)
• M28: 26,225,404 km (0.106 R)
• M29: 33,844,125 km (0.119 R)
• M30: 37,128,696 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.7

Radius: 6.1

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.22 AU - 7.02 AU

Year: 9932 Days

Day: 19.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,633,930 km

• M1: 75,846 km (0.046 R)
• M2: 302,038 km (0.061 R)
• M3: 830,418 km (0.037 R)
• M4: 1,147,565 km (0.064 R)
• M5: 1,353,113 km (0.061 R)
• M6: 1,751,043 km (0.077 R)
• M7: 2,207,167 km (0.086 R)
• M8: 3,110,439 km (0.099 R)
• M9: 3,444,790 km (0.096 R)
• M10: 4,107,060 km (0.098 R)
• M11: 4,909,353 km (0.107 R)
• M12: 5,552,325 km (0.101 R)
• M13: 6,319,313 km (0.045 R)
• M14: 6,710,063 km (0.059 R)
• M15: 7,345,704 km (0.077 R)
• M16: 7,540,032 km (0.082 R)
• M17: 10,341,701 km (0.044 R)
• M18: 14,304,848 km (0.036 R)
• M19: 15,672,920 km (0.118 R)
• M20: 18,096,106 km (0.056 R)
• M21: 21,383,220 km (0.105 R)
• M22: 23,250,351 km (0.069 R)
• M23: 23,670,123 km (0.092 R)
• M24: 24,698,309 km (0.113 R)
• M25: 27,772,845 km (0.07 R)
• M26: 28,245,424 km (0.072 R)
• M27: 31,296,323 km (0.117 R)
• M28: 32,429,527 km (0.105 R)
• M29: 34,451,043 km (0.119 R)
• M30: 36,442,340 km (0.093 R)
• M31: 37,122,712 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.8

Radius: 7.5

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.18 AU - 8.34 AU

Year: 11530 Days

Day: 15.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,633,930 km

• M1: 111,002 km (0.087 R)
• M2: 431,141 km (0.11 R)
• M3: 738,415 km (0.082 R)
• M4: 1,754,783 km (0.063 R)
• M5: 2,053,081 km (0.117 R)
• M6: 4,554,657 km (0.043 R)
• M7: 5,560,852 km (0.119 R)
• M8: 10,758,480 km (0.054 R)
• M9: 13,012,322 km (0.035 R)
• M10: 19,538,828 km (0.102 R)
• M11: 20,860,525 km (0.094 R)
• M12: 21,543,290 km (0.106 R)
• M13: 25,470,234 km (0.032 R)
• M14: 26,151,802 km (0.047 R)
• M15: 31,599,558 km (0.084 R)
• M16: 42,055,103 km (0.074 R)
• M17: 45,661,908 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.4

Radius: 5.1

Gravity: 32.93 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.33 AU - 7.87 AU

Year: 12411 Days

Day: 22.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 59,633,930 km

• M1: 66,421 km (0.079 R)
• M2: 226,940 km (0.113 R)
• M3: 525,837 km (0.112 R)
• M4: 760,256 km (0.088 R)
• M5: 1,531,433 km (0.103 R)
• M6: 1,720,525 km (0.078 R)
• M7: 2,127,282 km (0.074 R)
• M8: 3,651,684 km (0.118 R)
• M9: 4,966,799 km (0.103 R)
• M10: 5,207,352 km (0.112 R)
• M11: 6,052,879 km (0.115 R)
• M12: 6,327,541 km (0.088 R)
• M13: 8,058,837 km (0.102 R)
• M14: 8,343,223 km (0.082 R)
• M15: 8,536,503 km (0.096 R)
• M16: 11,989,521 km (0.071 R)
• M17: 14,192,200 km (0.094 R)
• M18: 16,122,761 km (0.109 R)
• M19: 23,332,780 km (0.06 R)
• M20: 24,202,841 km (0.096 R)
• M21: 26,213,436 km (0.087 R)
• M22: 29,657,628 km (0.092 R)
• M23: 34,002,100 km (0.112 R)
• M24: 34,248,338 km (0.114 R)
• M25: 36,905,944 km (0.106 R)
• M26: 38,085,972 km (0.114 R)
• M27: 42,058,843 km (0.073 R)
• M28: 43,201,471 km (0.03 R)
• M29: 45,997,904 km (0.084 R)
• M30: 46,450,288 km (0.068 R)
• M31: 48,600,309 km (0.057 R)
• M32: 50,017,001 km (0.113 R)
• M33: 53,097,670 km (0.057 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 11,119 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit